/*!
 * ZeroClipboard
 * The ZeroClipboard library provides an easy way to copy text to the clipboard using an invisible Adobe Flash movie and a JavaScript interface.
 * Copyright (c) 2009-2015 Jon Rohan, James M. Greene
 * Licensed MIT
 * http://zeroclipboard.org/
 * v2.3.0-beta.1
 */
(function(window, undefined) {
	"use strict";
	/**
	 * Store references to critically important global functions that may be
	 * overridden on certain web pages.
	 */
	var _window = window,
		_document = _window.document,
		_navigator = _window.navigator,
		_setTimeout = _window.setTimeout,
		_clearTimeout = _window.clearTimeout,
		_setInterval = _window.setInterval,
		_clearInterval = _window.clearInterval,
		_getComputedStyle = _window.getComputedStyle,
		_encodeURIComponent = _window.encodeURIComponent,
		_ActiveXObject = _window.ActiveXObject,
		_Error = _window.Error,
		_parseInt = _window.Number.parseInt || _window.parseInt,
		_parseFloat = _window.Number.parseFloat || _window.parseFloat,
		_isNaN = _window.Number.isNaN || _window.isNaN,
		_now = _window.Date.now,
		_keys = _window.Object.keys,
		_defineProperty = _window.Object.defineProperty,
		_hasOwn = _window.Object.prototype.hasOwnProperty,
		_slice = _window.Array.prototype.slice,
		_unwrap = function() {
			var unwrapper = function(el) {
				return el;
			};
			if (typeof _window.wrap === "function" && typeof _window.unwrap === "function") {
				try {
					var div = _document.createElement("div");
					var unwrappedDiv = _window.unwrap(div);
					if (div.nodeType === 1 && unwrappedDiv && unwrappedDiv.nodeType === 1) {
						unwrapper = _window.unwrap;
					}
				} catch (e) {}
			}
			return unwrapper;
		}();
	/**
	 * Convert an `arguments` object into an Array.
	 *
	 * @returns The arguments as an Array
	 * @private
	 */
	var _args = function(argumentsObj) {
		return _slice.call(argumentsObj, 0);
	};
	/**
	 * Shallow-copy the owned, enumerable properties of one object over to another, similar to jQuery's `$.extend`.
	 *
	 * @returns The target object, augmented
	 * @private
	 */
	var _extend = function() {
		var i, len, arg, prop, src, copy, args = _args(arguments),
			target = args[0] || {};
		for (i = 1, len = args.length; i < len; i++) {
			if ((arg = args[i]) != null) {
				for (prop in arg) {
					if (_hasOwn.call(arg, prop)) {
						src = target[prop];
						copy = arg[prop];
						if (target !== copy && copy !== undefined) {
							target[prop] = copy;
						}
					}
				}
			}
		}
		return target;
	};
	/**
	 * Return a deep copy of the source object or array.
	 *
	 * @returns Object or Array
	 * @private
	 */
	var _deepCopy = function(source) {
		var copy, i, len, prop;
		if (typeof source !== "object" || source == null || typeof source.nodeType === "number") {
			copy = source;
		} else if (typeof source.length === "number") {
			copy = [];
			for (i = 0, len = source.length; i < len; i++) {
				if (_hasOwn.call(source, i)) {
					copy[i] = _deepCopy(source[i]);
				}
			}
		} else {
			copy = {};
			for (prop in source) {
				if (_hasOwn.call(source, prop)) {
					copy[prop] = _deepCopy(source[prop]);
				}
			}
		}
		return copy;
	};
	/**
	 * Makes a shallow copy of `obj` (like `_extend`) but filters its properties based on a list of `keys` to keep.
	 * The inverse of `_omit`, mostly. The big difference is that these properties do NOT need to be enumerable to
	 * be kept.
	 *
	 * @returns A new filtered object.
	 * @private
	 */
	var _pick = function(obj, keys) {
		var newObj = {};
		for (var i = 0, len = keys.length; i < len; i++) {
			if (keys[i] in obj) {
				newObj[keys[i]] = obj[keys[i]];
			}
		}
		return newObj;
	};
	/**
	 * Makes a shallow copy of `obj` (like `_extend`) but filters its properties based on a list of `keys` to omit.
	 * The inverse of `_pick`.
	 *
	 * @returns A new filtered object.
	 * @private
	 */
	var _omit = function(obj, keys) {
		var newObj = {};
		for (var prop in obj) {
			if (keys.indexOf(prop) === -1) {
				newObj[prop] = obj[prop];
			}
		}
		return newObj;
	};
	/**
	 * Remove all owned, enumerable properties from an object.
	 *
	 * @returns The original object without its owned, enumerable properties.
	 * @private
	 */
	var _deleteOwnProperties = function(obj) {
		if (obj) {
			for (var prop in obj) {
				if (_hasOwn.call(obj, prop)) {
					delete obj[prop];
				}
			}
		}
		return obj;
	};
	/**
	 * Determine if an element is contained within another element.
	 *
	 * @returns Boolean
	 * @private
	 */
	var _containedBy = function(el, ancestorEl) {
		if (el && el.nodeType === 1 && el.ownerDocument && ancestorEl && (ancestorEl.nodeType === 1 && ancestorEl.ownerDocument && ancestorEl.ownerDocument === el.ownerDocument || ancestorEl.nodeType === 9 && !ancestorEl.ownerDocument && ancestorEl === el.ownerDocument)) {
			do {
				if (el === ancestorEl) {
					return true;
				}
				el = el.parentNode;
			} while (el);
		}
		return false;
	};
	/**
	 * Get the URL path's parent directory.
	 *
	 * @returns String or `undefined`
	 * @private
	 */
	var _getDirPathOfUrl = function(url) {
		var dir;
		if (typeof url === "string" && url) {
			dir = url.split("#")[0].split("?")[0];
			dir = url.slice(0, url.lastIndexOf("/") + 1);
		}
		return dir;
	};
	/**
	 * Get the current script's URL by throwing an `Error` and analyzing it.
	 *
	 * @returns String or `undefined`
	 * @private
	 */
	var _getCurrentScriptUrlFromErrorStack = function(stack) {
		var url, matches;
		if (typeof stack === "string" && stack) {
			matches = stack.match(/^(?:|[^:@]*@|.+\)@(?=http[s]?|file)|.+?\s+(?: at |@)(?:[^:\(]+ )*[\(]?)((?:http[s]?|file):\/\/[\/]?.+?\/[^:\)]*?)(?::\d+)(?::\d+)?/);
			if (matches && matches[1]) {
				url = matches[1];
			} else {
				matches = stack.match(/\)@((?:http[s]?|file):\/\/[\/]?.+?\/[^:\)]*?)(?::\d+)(?::\d+)?/);
				if (matches && matches[1]) {
					url = matches[1];
				}
			}
		}
		return url;
	};
	/**
	 * Get the current script's URL by throwing an `Error` and analyzing it.
	 *
	 * @returns String or `undefined`
	 * @private
	 */
	var _getCurrentScriptUrlFromError = function() {
		var url, err;
		try {
			throw new _Error();
		} catch (e) {
			err = e;
		}
		if (err) {
			url = err.sourceURL || err.fileName || _getCurrentScriptUrlFromErrorStack(err.stack);
		}
		return url;
	};
	/**
	 * Get the current script's URL.
	 *
	 * @returns String or `undefined`
	 * @private
	 */
	var _getCurrentScriptUrl = function() {
		var jsPath, scripts, i;
		if (_document.currentScript && (jsPath = _document.currentScript.src)) {
			return jsPath;
		}
		scripts = _document.getElementsByTagName("script");
		if (scripts.length === 1) {
			return scripts[0].src || undefined;
		}
		if ("readyState" in scripts[0]) {
			for (i = scripts.length; i--;) {
				if (scripts[i].readyState === "interactive" && (jsPath = scripts[i].src)) {
					return jsPath;
				}
			}
		}
		if (_document.readyState === "loading" && (jsPath = scripts[scripts.length - 1].src)) {
			return jsPath;
		}
		if (jsPath = _getCurrentScriptUrlFromError()) {
			return jsPath;
		}
		return undefined;
	};
	/**
	 * Get the unanimous parent directory of ALL script tags.
	 * If any script tags are either (a) inline or (b) from differing parent
	 * directories, this method must return `undefined`.
	 *
	 * @returns String or `undefined`
	 * @private
	 */
	var _getUnanimousScriptParentDir = function() {
		var i, jsDir, jsPath, scripts = _document.getElementsByTagName("script");
		for (i = scripts.length; i--;) {
			if (!(jsPath = scripts[i].src)) {
				jsDir = null;
				break;
			}
			jsPath = _getDirPathOfUrl(jsPath);
			if (jsDir == null) {
				jsDir = jsPath;
			} else if (jsDir !== jsPath) {
				jsDir = null;
				break;
			}
		}
		return jsDir || undefined;
	};
	/**
	 * Get the presumed location of the "ZeroClipboard.swf" file, based on the location
	 * of the executing JavaScript file (e.g. "ZeroClipboard.js", etc.).
	 *
	 * @returns String
	 * @private
	 */
	var _getDefaultSwfPath = function() {
		var jsDir = _getDirPathOfUrl(_getCurrentScriptUrl()) || _getUnanimousScriptParentDir() || "";
		return jsDir + "ZeroClipboard.swf";
	};
	/**
	 * Is the client's operating system some version of Windows?
	 *
	 * @returns Boolean
	 * @private
	 */
	var _isWindows = function() {
		var isWindowsRegex = /win(dows|[\s]?(nt|me|ce|xp|vista|[\d]+))/i;
		return !!_navigator && (isWindowsRegex.test(_navigator.appVersion || "") || isWindowsRegex.test(_navigator.platform || "") || (_navigator.userAgent || "").indexOf("Windows") !== -1);
	};
	/**
	 * Keep track of if the page is framed (in an `iframe`). This can never change.
	 * @private
	 */
	var _pageIsFramed = function() {
		return window.opener == null && (!!window.top && window != window.top || !!window.parent && window != window.parent);
	}();
	/**
	 * Keep track of the state of the Flash object.
	 * @private
	 */
	var _flashState = {
		bridge: null,
		version: "0.0.0",
		pluginType: "unknown",
		disabled: null,
		outdated: null,
		sandboxed: null,
		unavailable: null,
		degraded: null,
		deactivated: null,
		overdue: null,
		ready: null
	};
	/**
	 * The minimum Flash Player version required to use ZeroClipboard completely.
	 * @readonly
	 * @private
	 */
	var _minimumFlashVersion = "11.0.0";
	/**
	 * The ZeroClipboard library version number, as reported by Flash, at the time the SWF was compiled.
	 */
	var _zcSwfVersion;
	/**
	 * Keep track of all event listener registrations.
	 * @private
	 */
	var _handlers = {};
	/**
	 * Keep track of the currently activated element.
	 * @private
	 */
	var _currentElement;
	/**
	 * Keep track of the element that was activated when a `copy` process started.
	 * @private
	 */
	var _copyTarget;
	/**
	 * Keep track of data for the pending clipboard transaction.
	 * @private
	 */
	var _clipData = {};
	/**
	 * Keep track of data formats for the pending clipboard transaction.
	 * @private
	 */
	var _clipDataFormatMap = null;
	/**
	 * Keep track of the Flash availability check timeout.
	 * @private
	 */
	var _flashCheckTimeout = 0;
	/**
	 * Keep track of SWF network errors interval polling.
	 * @private
	 */
	var _swfFallbackCheckInterval = 0;
	/**
	 * The `message` store for events
	 * @private
	 */
	var _eventMessages = {
		ready: "Flash communication is established",
		error: {
			"flash-disabled": "Flash is disabled or not installed. May also be attempting to run Flash in a sandboxed iframe, which is impossible.",
			"flash-outdated": "Flash is too outdated to support ZeroClipboard",
			"flash-sandboxed": "Attempting to run Flash in a sandboxed iframe, which is impossible",
			"flash-unavailable": "Flash is unable to communicate bidirectionally with JavaScript",
			"flash-degraded": "Flash is unable to preserve data fidelity when communicating with JavaScript",
			"flash-deactivated": "Flash is too outdated for your browser and/or is configured as click-to-activate.\nThis may also mean that the ZeroClipboard SWF object could not be loaded, so please check your `swfPath` configuration and/or network connectivity.\nMay also be attempting to run Flash in a sandboxed iframe, which is impossible.",
			"flash-overdue": "Flash communication was established but NOT within the acceptable time limit",
			"version-mismatch": "ZeroClipboard JS version number does not match ZeroClipboard SWF version number",
			"clipboard-error": "At least one error was thrown while ZeroClipboard was attempting to inject your data into the clipboard",
			"config-mismatch": "ZeroClipboard configuration does not match Flash's reality",
			"swf-not-found": "The ZeroClipboard SWF object could not be loaded, so please check your `swfPath` configuration and/or network connectivity"
		}
	};
	/**
	 * The `name`s of `error` events that can only occur is Flash has at least
	 * been able to load the SWF successfully.
	 * @private
	 */
	var _errorsThatOnlyOccurAfterFlashLoads = ["flash-unavailable", "flash-degraded", "flash-overdue", "version-mismatch", "config-mismatch", "clipboard-error"];
	/**
	 * The `name`s of `error` events that should likely result in the `_flashState`
	 * variable's property values being updated.
	 * @private
	 */
	var _flashStateErrorNames = ["flash-disabled", "flash-outdated", "flash-sandboxed", "flash-unavailable", "flash-degraded", "flash-deactivated", "flash-overdue"];
	/**
	 * A RegExp to match the `name` property of `error` events related to Flash.
	 * @private
	 */
	var _flashStateErrorNameMatchingRegex = new RegExp("^flash-(" + _flashStateErrorNames.map(function(errorName) {
		return errorName.replace(/^flash-/, "");
	}).join("|") + ")$");
	/**
	 * A RegExp to match the `name` property of `error` events related to Flash,
	 * which is enabled.
	 * @private
	 */
	var _flashStateEnabledErrorNameMatchingRegex = new RegExp("^flash-(" + _flashStateErrorNames.slice(1).map(function(errorName) {
		return errorName.replace(/^flash-/, "");
	}).join("|") + ")$");
	/**
	 * ZeroClipboard configuration defaults for the Core module.
	 * @private
	 */
	var _globalConfig = {
		swfPath: _getDefaultSwfPath(),
		trustedDomains: window.location.host ? [window.location.host] : [],
		cacheBust: true,
		forceEnhancedClipboard: false,
		flashLoadTimeout: 3e4,
		autoActivate: true,
		bubbleEvents: true,
		fixLineEndings: true,
		containerId: "global-zeroclipboard-html-bridge",
		containerClass: "global-zeroclipboard-container",
		swfObjectId: "global-zeroclipboard-flash-bridge",
		hoverClass: "zeroclipboard-is-hover",
		activeClass: "zeroclipboard-is-active",
		forceHandCursor: false,
		title: null,
		zIndex: 999999999
	};
	/**
	 * The underlying implementation of `ZeroClipboard.config`.
	 * @private
	 */
	var _config = function(options) {
		if (typeof options === "object" && options !== null) {
			for (var prop in options) {
				if (_hasOwn.call(options, prop)) {
					if (/^(?:forceHandCursor|title|zIndex|bubbleEvents|fixLineEndings)$/.test(prop)) {
						_globalConfig[prop] = options[prop];
					} else if (_flashState.bridge == null) {
						if (prop === "containerId" || prop === "swfObjectId") {
							if (_isValidHtml4Id(options[prop])) {
								_globalConfig[prop] = options[prop];
							} else {
								throw new Error("The specified `" + prop + "` value is not valid as an HTML4 Element ID");
							}
						} else {
							_globalConfig[prop] = options[prop];
						}
					}
				}
			}
		}
		if (typeof options === "string" && options) {
			if (_hasOwn.call(_globalConfig, options)) {
				return _globalConfig[options];
			}
			return;
		}
		return _deepCopy(_globalConfig);
	};
	/**
	 * The underlying implementation of `ZeroClipboard.state`.
	 * @private
	 */
	var _state = function() {
		_detectSandbox();
		return {
			browser: _pick(_navigator, ["userAgent", "platform", "appName", "appVersion"]),
			flash: _omit(_flashState, ["bridge"]),
			zeroclipboard: {
				version: ZeroClipboard.version,
				config: ZeroClipboard.config()
			}
		};
	};
	/**
	 * The underlying implementation of `ZeroClipboard.isFlashUnusable`.
	 * @private
	 */
	var _isFlashUnusable = function() {
		return !!(_flashState.disabled || _flashState.outdated || _flashState.sandboxed || _flashState.unavailable || _flashState.degraded || _flashState.deactivated);
	};
	/**
	 * The underlying implementation of `ZeroClipboard.on`.
	 * @private
	 */
	var _on = function(eventType, listener) {
		var i, len, events, added = {};
		if (typeof eventType === "string" && eventType) {
			events = eventType.toLowerCase().split(/\s+/);
		} else if (typeof eventType === "object" && eventType && typeof listener === "undefined") {
			for (i in eventType) {
				if (_hasOwn.call(eventType, i) && typeof i === "string" && i && typeof eventType[i] === "function") {
					ZeroClipboard.on(i, eventType[i]);
				}
			}
		}
		if (events && events.length) {
			for (i = 0, len = events.length; i < len; i++) {
				eventType = events[i].replace(/^on/, "");
				added[eventType] = true;
				if (!_handlers[eventType]) {
					_handlers[eventType] = [];
				}
				_handlers[eventType].push(listener);
			}
			if (added.ready && _flashState.ready) {
				ZeroClipboard.emit({
					type: "ready"
				});
			}
			if (added.error) {
				for (i = 0, len = _flashStateErrorNames.length; i < len; i++) {
					if (_flashState[_flashStateErrorNames[i].replace(/^flash-/, "")] === true) {
						ZeroClipboard.emit({
							type: "error",
							name: _flashStateErrorNames[i]
						});
						break;
					}
				}
				if (_zcSwfVersion !== undefined && ZeroClipboard.version !== _zcSwfVersion) {
					ZeroClipboard.emit({
						type: "error",
						name: "version-mismatch",
						jsVersion: ZeroClipboard.version,
						swfVersion: _zcSwfVersion
					});
				}
			}
		}
		return ZeroClipboard;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.off`.
	 * @private
	 */
	var _off = function(eventType, listener) {
		var i, len, foundIndex, events, perEventHandlers;
		if (arguments.length === 0) {
			events = _keys(_handlers);
		} else if (typeof eventType === "string" && eventType) {
			events = eventType.split(/\s+/);
		} else if (typeof eventType === "object" && eventType && typeof listener === "undefined") {
			for (i in eventType) {
				if (_hasOwn.call(eventType, i) && typeof i === "string" && i && typeof eventType[i] === "function") {
					ZeroClipboard.off(i, eventType[i]);
				}
			}
		}
		if (events && events.length) {
			for (i = 0, len = events.length; i < len; i++) {
				eventType = events[i].toLowerCase().replace(/^on/, "");
				perEventHandlers = _handlers[eventType];
				if (perEventHandlers && perEventHandlers.length) {
					if (listener) {
						foundIndex = perEventHandlers.indexOf(listener);
						while (foundIndex !== -1) {
							perEventHandlers.splice(foundIndex, 1);
							foundIndex = perEventHandlers.indexOf(listener, foundIndex);
						}
					} else {
						perEventHandlers.length = 0;
					}
				}
			}
		}
		return ZeroClipboard;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.handlers`.
	 * @private
	 */
	var _listeners = function(eventType) {
		var copy;
		if (typeof eventType === "string" && eventType) {
			copy = _deepCopy(_handlers[eventType]) || null;
		} else {
			copy = _deepCopy(_handlers);
		}
		return copy;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.emit`.
	 * @private
	 */
	var _emit = function(event) {
		var eventCopy, returnVal, tmp;
		event = _createEvent(event);
		if (!event) {
			return;
		}
		if (_preprocessEvent(event)) {
			return;
		}
		if (event.type === "ready" && _flashState.overdue === true) {
			return ZeroClipboard.emit({
				type: "error",
				name: "flash-overdue"
			});
		}
		eventCopy = _extend({}, event);
		_dispatchCallbacks.call(this, eventCopy);
		if (event.type === "copy") {
			tmp = _mapClipDataToFlash(_clipData);
			returnVal = tmp.data;
			_clipDataFormatMap = tmp.formatMap;
		}
		return returnVal;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.create`.
	 * @private
	 */
	var _create = function() {
		var previousState = _flashState.sandboxed;
		_detectSandbox();
		if (typeof _flashState.ready !== "boolean") {
			_flashState.ready = false;
		}
		if (_flashState.sandboxed !== previousState && _flashState.sandboxed === true) {
			_flashState.ready = false;
			ZeroClipboard.emit({
				type: "error",
				name: "flash-sandboxed"
			});
		} else if (!ZeroClipboard.isFlashUnusable() && _flashState.bridge === null) {
			var maxWait = _globalConfig.flashLoadTimeout;
			if (typeof maxWait === "number" && maxWait >= 0) {
				_flashCheckTimeout = _setTimeout(function() {
					if (typeof _flashState.deactivated !== "boolean") {
						_flashState.deactivated = true;
					}
					if (_flashState.deactivated === true) {
						ZeroClipboard.emit({
							type: "error",
							name: "flash-deactivated"
						});
					}
				}, maxWait);
			}
			_flashState.overdue = false;
			_embedSwf();
		}
	};
	/**
	 * The underlying implementation of `ZeroClipboard.destroy`.
	 * @private
	 */
	var _destroy = function() {
		ZeroClipboard.clearData();
		ZeroClipboard.blur();
		ZeroClipboard.emit("destroy");
		_unembedSwf();
		ZeroClipboard.off();
	};
	/**
	 * The underlying implementation of `ZeroClipboard.setData`.
	 * @private
	 */
	var _setData = function(format, data) {
		var dataObj;
		if (typeof format === "object" && format && typeof data === "undefined") {
			dataObj = format;
			ZeroClipboard.clearData();
		} else if (typeof format === "string" && format) {
			dataObj = {};
			dataObj[format] = data;
		} else {
			return;
		}
		for (var dataFormat in dataObj) {
			if (typeof dataFormat === "string" && dataFormat && _hasOwn.call(dataObj, dataFormat) && typeof dataObj[dataFormat] === "string" && dataObj[dataFormat]) {
				_clipData[dataFormat] = _fixLineEndings(dataObj[dataFormat]);
			}
		}
	};
	/**
	 * The underlying implementation of `ZeroClipboard.clearData`.
	 * @private
	 */
	var _clearData = function(format) {
		if (typeof format === "undefined") {
			_deleteOwnProperties(_clipData);
			_clipDataFormatMap = null;
		} else if (typeof format === "string" && _hasOwn.call(_clipData, format)) {
			delete _clipData[format];
		}
	};
	/**
	 * The underlying implementation of `ZeroClipboard.getData`.
	 * @private
	 */
	var _getData = function(format) {
		if (typeof format === "undefined") {
			return _deepCopy(_clipData);
		} else if (typeof format === "string" && _hasOwn.call(_clipData, format)) {
			return _clipData[format];
		}
	};
	/**
	 * The underlying implementation of `ZeroClipboard.focus`/`ZeroClipboard.activate`.
	 * @private
	 */
	var _focus = function(element) {
		if (!(element && element.nodeType === 1)) {
			return;
		}
		if (_currentElement) {
			_removeClass(_currentElement, _globalConfig.activeClass);
			if (_currentElement !== element) {
				_removeClass(_currentElement, _globalConfig.hoverClass);
			}
		}
		_currentElement = element;
		_addClass(element, _globalConfig.hoverClass);
		var newTitle = element.getAttribute("title") || _globalConfig.title;
		if (typeof newTitle === "string" && newTitle) {
			var htmlBridge = _getHtmlBridge(_flashState.bridge);
			if (htmlBridge) {
				htmlBridge.setAttribute("title", newTitle);
			}
		}
		var useHandCursor = _globalConfig.forceHandCursor === true || _getStyle(element, "cursor") === "pointer";
		_setHandCursor(useHandCursor);
		_reposition();
	};
	/**
	 * The underlying implementation of `ZeroClipboard.blur`/`ZeroClipboard.deactivate`.
	 * @private
	 */
	var _blur = function() {
		var htmlBridge = _getHtmlBridge(_flashState.bridge);
		if (htmlBridge) {
			htmlBridge.removeAttribute("title");
			htmlBridge.style.left = "0px";
			htmlBridge.style.top = "-9999px";
			htmlBridge.style.width = "1px";
			htmlBridge.style.height = "1px";
		}
		if (_currentElement) {
			_removeClass(_currentElement, _globalConfig.hoverClass);
			_removeClass(_currentElement, _globalConfig.activeClass);
			_currentElement = null;
		}
	};
	/**
	 * The underlying implementation of `ZeroClipboard.activeElement`.
	 * @private
	 */
	var _activeElement = function() {
		return _currentElement || null;
	};
	/**
	 * Check if a value is a valid HTML4 `ID` or `Name` token.
	 * @private
	 */
	var _isValidHtml4Id = function(id) {
		return typeof id === "string" && id && /^[A-Za-z][A-Za-z0-9_:\-\.]*$/.test(id);
	};
	/**
	 * Create or update an `event` object, based on the `eventType`.
	 * @private
	 */
	var _createEvent = function(event) {
		var eventType;
		if (typeof event === "string" && event) {
			eventType = event;
			event = {};
		} else if (typeof event === "object" && event && typeof event.type === "string" && event.type) {
			eventType = event.type;
		}
		if (!eventType) {
			return;
		}
		eventType = eventType.toLowerCase();
		if (!event.target && (/^(copy|aftercopy|_click)$/.test(eventType) || eventType === "error" && event.name === "clipboard-error")) {
			event.target = _copyTarget;
		}
		_extend(event, {
			type: eventType,
			target: event.target || _currentElement || null,
			relatedTarget: event.relatedTarget || null,
			currentTarget: _flashState && _flashState.bridge || null,
			timeStamp: event.timeStamp || _now() || null
		});
		var msg = _eventMessages[event.type];
		if (event.type === "error" && event.name && msg) {
			msg = msg[event.name];
		}
		if (msg) {
			event.message = msg;
		}
		if (event.type === "ready") {
			_extend(event, {
				target: null,
				version: _flashState.version
			});
		}
		if (event.type === "error") {
			if (_flashStateErrorNameMatchingRegex.test(event.name)) {
				_extend(event, {
					target: null,
					minimumVersion: _minimumFlashVersion
				});
			}
			if (_flashStateEnabledErrorNameMatchingRegex.test(event.name)) {
				_extend(event, {
					version: _flashState.version
				});
			}
		}
		if (event.type === "copy") {
			event.clipboardData = {
				setData: ZeroClipboard.setData,
				clearData: ZeroClipboard.clearData
			};
		}
		if (event.type === "aftercopy") {
			event = _mapClipResultsFromFlash(event, _clipDataFormatMap);
		}
		if (event.target && !event.relatedTarget) {
			event.relatedTarget = _getRelatedTarget(event.target);
		}
		return _addMouseData(event);
	};
	/**
	 * Get a relatedTarget from the target's `data-clipboard-target` attribute
	 * @private
	 */
	var _getRelatedTarget = function(targetEl) {
		var relatedTargetId = targetEl && targetEl.getAttribute && targetEl.getAttribute("data-clipboard-target");
		return relatedTargetId ? _document.getElementById(relatedTargetId) : null;
	};
	/**
	 * Add element and position data to `MouseEvent` instances
	 * @private
	 */
	var _addMouseData = function(event) {
		if (event && /^_(?:click|mouse(?:over|out|down|up|move))$/.test(event.type)) {
			var srcElement = event.target;
			var fromElement = event.type === "_mouseover" && event.relatedTarget ? event.relatedTarget : undefined;
			var toElement = event.type === "_mouseout" && event.relatedTarget ? event.relatedTarget : undefined;
			var pos = _getElementPosition(srcElement);
			var screenLeft = _window.screenLeft || _window.screenX || 0;
			var screenTop = _window.screenTop || _window.screenY || 0;
			var scrollLeft = _document.body.scrollLeft + _document.documentElement.scrollLeft;
			var scrollTop = _document.body.scrollTop + _document.documentElement.scrollTop;
			var pageX = pos.left + (typeof event._stageX === "number" ? event._stageX : 0);
			var pageY = pos.top + (typeof event._stageY === "number" ? event._stageY : 0);
			var clientX = pageX - scrollLeft;
			var clientY = pageY - scrollTop;
			var screenX = screenLeft + clientX;
			var screenY = screenTop + clientY;
			var moveX = typeof event.movementX === "number" ? event.movementX : 0;
			var moveY = typeof event.movementY === "number" ? event.movementY : 0;
			delete event._stageX;
			delete event._stageY;
			_extend(event, {
				srcElement: srcElement,
				fromElement: fromElement,
				toElement: toElement,
				screenX: screenX,
				screenY: screenY,
				pageX: pageX,
				pageY: pageY,
				clientX: clientX,
				clientY: clientY,
				x: clientX,
				y: clientY,
				movementX: moveX,
				movementY: moveY,
				offsetX: 0,
				offsetY: 0,
				layerX: 0,
				layerY: 0
			});
		}
		return event;
	};
	/**
	 * Determine if an event's registered handlers should be execute synchronously or asynchronously.
	 *
	 * @returns {boolean}
	 * @private
	 */
	var _shouldPerformAsync = function(event) {
		var eventType = event && typeof event.type === "string" && event.type || "";
		return !/^(?:(?:before)?copy|destroy)$/.test(eventType);
	};
	/**
	 * Control if a callback should be executed asynchronously or not.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _dispatchCallback = function(func, context, args, async) {
		if (async) {
			_setTimeout(function() {
				func.apply(context, args);
			}, 0);
		} else {
			func.apply(context, args);
		}
	};
	/**
	 * Handle the actual dispatching of events to client instances.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _dispatchCallbacks = function(event) {
		if (!(typeof event === "object" && event && event.type)) {
			return;
		}
		var async = _shouldPerformAsync(event);
		var wildcardTypeHandlers = _handlers["*"] || [];
		var specificTypeHandlers = _handlers[event.type] || [];
		var handlers = wildcardTypeHandlers.concat(specificTypeHandlers);
		if (handlers && handlers.length) {
			var i, len, func, context, eventCopy, originalContext = this;
			for (i = 0, len = handlers.length; i < len; i++) {
				func = handlers[i];
				context = originalContext;
				if (typeof func === "string" && typeof _window[func] === "function") {
					func = _window[func];
				}
				if (typeof func === "object" && func && typeof func.handleEvent === "function") {
					context = func;
					func = func.handleEvent;
				}
				if (typeof func === "function") {
					eventCopy = _extend({}, event);
					_dispatchCallback(func, context, [eventCopy], async);
				}
			}
		}
		return this;
	};
	/**
	 * Check an `error` event's `name` property to see if Flash has
	 * already loaded, which rules out possible `iframe` sandboxing.
	 * @private
	 */
	var _getSandboxStatusFromErrorEvent = function(event) {
		var isSandboxed = null;
		if (_pageIsFramed === false || event && event.type === "error" && event.name && _errorsThatOnlyOccurAfterFlashLoads.indexOf(event.name) !== -1) {
			isSandboxed = false;
		}
		return isSandboxed;
	};
	/**
	 * Preprocess any special behaviors, reactions, or state changes after receiving this event.
	 * Executes only once per event emitted, NOT once per client.
	 * @private
	 */
	var _preprocessEvent = function(event) {
		var element = event.target || _currentElement || null;
		var sourceIsSwf = event._source === "swf";
		delete event._source;
		switch (event.type) {
			case "error":
				var isSandboxed = event.name === "flash-sandboxed" || _getSandboxStatusFromErrorEvent(event);
				if (typeof isSandboxed === "boolean") {
					_flashState.sandboxed = isSandboxed;
				}
				if (_flashStateErrorNames.indexOf(event.name) !== -1) {
					_extend(_flashState, {
						disabled: event.name === "flash-disabled",
						outdated: event.name === "flash-outdated",
						unavailable: event.name === "flash-unavailable",
						degraded: event.name === "flash-degraded",
						deactivated: event.name === "flash-deactivated",
						overdue: event.name === "flash-overdue",
						ready: false
					});
				} else if (event.name === "version-mismatch") {
					_zcSwfVersion = event.swfVersion;
					_extend(_flashState, {
						disabled: false,
						outdated: false,
						unavailable: false,
						degraded: false,
						deactivated: false,
						overdue: false,
						ready: false
					});
				}
				_clearTimeoutsAndPolling();
				break;

			case "ready":
				_zcSwfVersion = event.swfVersion;
				var wasDeactivated = _flashState.deactivated === true;
				_extend(_flashState, {
					disabled: false,
					outdated: false,
					sandboxed: false,
					unavailable: false,
					degraded: false,
					deactivated: false,
					overdue: wasDeactivated,
					ready: !wasDeactivated
				});
				_clearTimeoutsAndPolling();
				break;

			case "beforecopy":
				_copyTarget = element;
				break;

			case "copy":
				var textContent, htmlContent, targetEl = event.relatedTarget;
				if (!(_clipData["text/html"] || _clipData["text/plain"]) && targetEl && (htmlContent = targetEl.value || targetEl.outerHTML || targetEl.innerHTML) && (textContent = targetEl.value || targetEl.textContent || targetEl.innerText)) {
					event.clipboardData.clearData();
					event.clipboardData.setData("text/plain", textContent);
					if (htmlContent !== textContent) {
						event.clipboardData.setData("text/html", htmlContent);
					}
				} else if (!_clipData["text/plain"] && event.target && (textContent = event.target.getAttribute("data-clipboard-text"))) {
					event.clipboardData.clearData();
					event.clipboardData.setData("text/plain", textContent);
				}
				break;

			case "aftercopy":
				_queueEmitClipboardErrors(event);
				ZeroClipboard.clearData();
				if (element && element !== _safeActiveElement() && element.focus) {
					element.focus();
				}
				break;

			case "_mouseover":
				ZeroClipboard.focus(element);
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					if (element && element !== event.relatedTarget && !_containedBy(event.relatedTarget, element)) {
						_fireMouseEvent(_extend({}, event, {
							type: "mouseenter",
							bubbles: false,
							cancelable: false
						}));
					}
					_fireMouseEvent(_extend({}, event, {
						type: "mouseover"
					}));
				}
				break;

			case "_mouseout":
				ZeroClipboard.blur();
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					if (element && element !== event.relatedTarget && !_containedBy(event.relatedTarget, element)) {
						_fireMouseEvent(_extend({}, event, {
							type: "mouseleave",
							bubbles: false,
							cancelable: false
						}));
					}
					_fireMouseEvent(_extend({}, event, {
						type: "mouseout"
					}));
				}
				break;

			case "_mousedown":
				_addClass(element, _globalConfig.activeClass);
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					_fireMouseEvent(_extend({}, event, {
						type: event.type.slice(1)
					}));
				}
				break;

			case "_mouseup":
				_removeClass(element, _globalConfig.activeClass);
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					_fireMouseEvent(_extend({}, event, {
						type: event.type.slice(1)
					}));
				}
				break;

			case "_click":
				_copyTarget = null;
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					_fireMouseEvent(_extend({}, event, {
						type: event.type.slice(1)
					}));
				}
				break;

			case "_mousemove":
				if (_globalConfig.bubbleEvents === true && sourceIsSwf) {
					_fireMouseEvent(_extend({}, event, {
						type: event.type.slice(1)
					}));
				}
				break;
		}
		if (/^_(?:click|mouse(?:over|out|down|up|move))$/.test(event.type)) {
			return true;
		}
	};
	/**
	 * Check an "aftercopy" event for clipboard errors and emit a corresponding "error" event.
	 * @private
	 */
	var _queueEmitClipboardErrors = function(aftercopyEvent) {
		if (aftercopyEvent.errors && aftercopyEvent.errors.length > 0) {
			var errorEvent = _deepCopy(aftercopyEvent);
			_extend(errorEvent, {
				type: "error",
				name: "clipboard-error"
			});
			delete errorEvent.success;
			_setTimeout(function() {
				ZeroClipboard.emit(errorEvent);
			}, 0);
		}
	};
	/**
	 * Dispatch a synthetic MouseEvent.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _fireMouseEvent = function(event) {
		if (!(event && typeof event.type === "string" && event)) {
			return;
		}
		var e, target = event.target || null,
			doc = target && target.ownerDocument || _document,
			defaults = {
				view: doc.defaultView || _window,
				canBubble: true,
				cancelable: true,
				detail: event.type === "click" ? 1 : 0,
				button: typeof event.which === "number" ? event.which - 1 : typeof event.button === "number" ? event.button : doc.createEvent ? 0 : 1
			},
			args = _extend(defaults, event);
		if (!target) {
			return;
		}
		if (doc.createEvent && target.dispatchEvent) {
			args = [args.type, args.canBubble, args.cancelable, args.view, args.detail, args.screenX, args.screenY, args.clientX, args.clientY, args.ctrlKey, args.altKey, args.shiftKey, args.metaKey, args.button, args.relatedTarget];
			e = doc.createEvent("MouseEvents");
			if (e.initMouseEvent) {
				e.initMouseEvent.apply(e, args);
				e._source = "js";
				target.dispatchEvent(e);
			}
		}
	};
	/**
	 * Continuously poll the DOM until either:
	 *  (a) the fallback content becomes visible, or
	 *  (b) we receive an event from SWF (handled elsewhere)
	 *
	 * IMPORTANT:
	 * This is NOT a necessary check but it can result in significantly faster
	 * detection of bad `swfPath` configuration and/or network/server issues [in
	 * supported browsers] than waiting for the entire `flashLoadTimeout` duration
	 * to elapse before detecting that the SWF cannot be loaded. The detection
	 * duration can be anywhere from 10-30 times faster [in supported browsers] by
	 * using this approach.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _watchForSwfFallbackContent = function() {
		var maxWait = _globalConfig.flashLoadTimeout;
		if (typeof maxWait === "number" && maxWait >= 0) {
			var pollWait = Math.min(1e3, maxWait / 10);
			var fallbackContentId = _globalConfig.swfObjectId + "_fallbackContent";
			_swfFallbackCheckInterval = _setInterval(function() {
				var el = _document.getElementById(fallbackContentId);
				if (_isElementVisible(el)) {
					_clearTimeoutsAndPolling();
					_flashState.deactivated = null;
					ZeroClipboard.emit({
						type: "error",
						name: "swf-not-found"
					});
				}
			}, pollWait);
		}
	};
	/**
	 * Create the HTML bridge element to embed the Flash object into.
	 * @private
	 */
	var _createHtmlBridge = function() {
		var container = _document.createElement("div");
		container.id = _globalConfig.containerId;
		container.className = _globalConfig.containerClass;
		container.style.position = "absolute";
		container.style.left = "0px";
		container.style.top = "-9999px";
		container.style.width = "1px";
		container.style.height = "1px";
		container.style.zIndex = "" + _getSafeZIndex(_globalConfig.zIndex);
		return container;
	};
	/**
	 * Get the HTML element container that wraps the Flash bridge object/element.
	 * @private
	 */
	var _getHtmlBridge = function(flashBridge) {
		var htmlBridge = flashBridge && flashBridge.parentNode;
		while (htmlBridge && htmlBridge.nodeName === "OBJECT" && htmlBridge.parentNode) {
			htmlBridge = htmlBridge.parentNode;
		}
		return htmlBridge || null;
	};
	/**
	 * Create the SWF object.
	 *
	 * @returns The SWF object reference.
	 * @private
	 */
	var _embedSwf = function() {
		var len, flashBridge = _flashState.bridge,
			container = _getHtmlBridge(flashBridge);
		if (!flashBridge) {
			var allowScriptAccess = _determineScriptAccess(_window.location.host, _globalConfig);
			var allowNetworking = allowScriptAccess === "never" ? "none" : "all";
			var flashvars = _vars(_extend({
				jsVersion: ZeroClipboard.version
			}, _globalConfig));
			var swfUrl = _globalConfig.swfPath + _cacheBust(_globalConfig.swfPath, _globalConfig);
			container = _createHtmlBridge();
			var divToBeReplaced = _document.createElement("div");
			container.appendChild(divToBeReplaced);
			_document.body.appendChild(container);
			var tmpDiv = _document.createElement("div");
			var usingActiveX = _flashState.pluginType === "activex";
			tmpDiv.innerHTML = '<object id="' + _globalConfig.swfObjectId + '" name="' + _globalConfig.swfObjectId + '" ' + 'width="100%" height="100%" ' + (usingActiveX ? 'classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"' : 'type="application/x-shockwave-flash" data="' + swfUrl + '"') + ">" + (usingActiveX ? '<param name="movie" value="' + swfUrl + '"/>' : "") + '<param name="allowScriptAccess" value="' + allowScriptAccess + '"/>' + '<param name="allowNetworking" value="' + allowNetworking + '"/>' + '<param name="menu" value="false"/>' + '<param name="wmode" value="transparent"/>' + '<param name="flashvars" value="' + flashvars + '"/>' + '<div id="' + _globalConfig.swfObjectId + '_fallbackContent">&nbsp;</div>' + "</object>";
			flashBridge = tmpDiv.firstChild;
			tmpDiv = null;
			_unwrap(flashBridge).ZeroClipboard = ZeroClipboard;
			container.replaceChild(flashBridge, divToBeReplaced);
			_watchForSwfFallbackContent();
		}
		if (!flashBridge) {
			flashBridge = _document[_globalConfig.swfObjectId];
			if (flashBridge && (len = flashBridge.length)) {
				flashBridge = flashBridge[len - 1];
			}
			if (!flashBridge && container) {
				flashBridge = container.firstChild;
			}
		}
		_flashState.bridge = flashBridge || null;
		return flashBridge;
	};
	/**
	 * Destroy the SWF object.
	 * @private
	 */
	var _unembedSwf = function() {
		var flashBridge = _flashState.bridge;
		if (flashBridge) {
			var htmlBridge = _getHtmlBridge(flashBridge);
			if (htmlBridge) {
				if (_flashState.pluginType === "activex" && "readyState" in flashBridge) {
					flashBridge.style.display = "none";
					(function removeSwfFromIE() {
						if (flashBridge.readyState === 4) {
							for (var prop in flashBridge) {
								if (typeof flashBridge[prop] === "function") {
									flashBridge[prop] = null;
								}
							}
							if (flashBridge.parentNode) {
								flashBridge.parentNode.removeChild(flashBridge);
							}
							if (htmlBridge.parentNode) {
								htmlBridge.parentNode.removeChild(htmlBridge);
							}
						} else {
							_setTimeout(removeSwfFromIE, 10);
						}
					})();
				} else {
					if (flashBridge.parentNode) {
						flashBridge.parentNode.removeChild(flashBridge);
					}
					if (htmlBridge.parentNode) {
						htmlBridge.parentNode.removeChild(htmlBridge);
					}
				}
			}
			_clearTimeoutsAndPolling();
			_flashState.ready = null;
			_flashState.bridge = null;
			_flashState.deactivated = null;
			_zcSwfVersion = undefined;
		}
	};
	/**
	 * Map the data format names of the "clipData" to Flash-friendly names.
	 *
	 * @returns A new transformed object.
	 * @private
	 */
	var _mapClipDataToFlash = function(clipData) {
		var newClipData = {},
			formatMap = {};
		if (!(typeof clipData === "object" && clipData)) {
			return;
		}
		for (var dataFormat in clipData) {
			if (dataFormat && _hasOwn.call(clipData, dataFormat) && typeof clipData[dataFormat] === "string" && clipData[dataFormat]) {
				switch (dataFormat.toLowerCase()) {
					case "text/plain":
					case "text":
					case "air:text":
					case "flash:text":
						newClipData.text = clipData[dataFormat];
						formatMap.text = dataFormat;
						break;

					case "text/html":
					case "html":
					case "air:html":
					case "flash:html":
						newClipData.html = clipData[dataFormat];
						formatMap.html = dataFormat;
						break;

					case "application/rtf":
					case "text/rtf":
					case "rtf":
					case "richtext":
					case "air:rtf":
					case "flash:rtf":
						newClipData.rtf = clipData[dataFormat];
						formatMap.rtf = dataFormat;
						break;

					default:
						break;
				}
			}
		}
		return {
			data: newClipData,
			formatMap: formatMap
		};
	};
	/**
	 * Map the data format names from Flash-friendly names back to their original "clipData" names (via a format mapping).
	 *
	 * @returns A new transformed object.
	 * @private
	 */
	var _mapClipResultsFromFlash = function(clipResults, formatMap) {
		if (!(typeof clipResults === "object" && clipResults && typeof formatMap === "object" && formatMap)) {
			return clipResults;
		}
		var newResults = {};
		for (var prop in clipResults) {
			if (_hasOwn.call(clipResults, prop)) {
				if (prop === "errors") {
					newResults[prop] = clipResults[prop] ? clipResults[prop].slice() : [];
					for (var i = 0, len = newResults[prop].length; i < len; i++) {
						newResults[prop][i].format = formatMap[newResults[prop][i].format];
					}
				} else if (prop !== "success" && prop !== "data") {
					newResults[prop] = clipResults[prop];
				} else {
					newResults[prop] = {};
					var tmpHash = clipResults[prop];
					for (var dataFormat in tmpHash) {
						if (dataFormat && _hasOwn.call(tmpHash, dataFormat) && _hasOwn.call(formatMap, dataFormat)) {
							newResults[prop][formatMap[dataFormat]] = tmpHash[dataFormat];
						}
					}
				}
			}
		}
		return newResults;
	};
	/**
	 * Will look at a path, and will create a "?noCache={time}" or "&noCache={time}"
	 * query param string to return. Does NOT append that string to the original path.
	 * This is useful because ExternalInterface often breaks when a Flash SWF is cached.
	 *
	 * @returns The `noCache` query param with necessary "?"/"&" prefix.
	 * @private
	 */
	var _cacheBust = function(path, options) {
		var cacheBust = options == null || options && options.cacheBust === true;
		if (cacheBust) {
			return (path.indexOf("?") === -1 ? "?" : "&") + "noCache=" + _now();
		} else {
			return "";
		}
	};
	/**
	 * Creates a query string for the FlashVars param.
	 * Does NOT include the cache-busting query param.
	 *
	 * @returns FlashVars query string
	 * @private
	 */
	var _vars = function(options) {
		var i, len, domain, domains, str = "",
			trustedOriginsExpanded = [];
		if (options.trustedDomains) {
			if (typeof options.trustedDomains === "string") {
				domains = [options.trustedDomains];
			} else if (typeof options.trustedDomains === "object" && "length" in options.trustedDomains) {
				domains = options.trustedDomains;
			}
		}
		if (domains && domains.length) {
			for (i = 0, len = domains.length; i < len; i++) {
				if (_hasOwn.call(domains, i) && domains[i] && typeof domains[i] === "string") {
					domain = _extractDomain(domains[i]);
					if (!domain) {
						continue;
					}
					if (domain === "*") {
						trustedOriginsExpanded.length = 0;
						trustedOriginsExpanded.push(domain);
						break;
					}
					trustedOriginsExpanded.push.apply(trustedOriginsExpanded, [domain, "//" + domain, _window.location.protocol + "//" + domain]);
				}
			}
		}
		if (trustedOriginsExpanded.length) {
			str += "trustedOrigins=" + _encodeURIComponent(trustedOriginsExpanded.join(","));
		}
		if (options.forceEnhancedClipboard === true) {
			str += (str ? "&" : "") + "forceEnhancedClipboard=true";
		}
		if (typeof options.swfObjectId === "string" && options.swfObjectId) {
			str += (str ? "&" : "") + "swfObjectId=" + _encodeURIComponent(options.swfObjectId);
		}
		if (typeof options.jsVersion === "string" && options.jsVersion) {
			str += (str ? "&" : "") + "jsVersion=" + _encodeURIComponent(options.jsVersion);
		}
		return str;
	};
	/**
	 * Extract the domain (e.g. "github.com") from an origin (e.g. "https://github.com") or
	 * URL (e.g. "https://github.com/zeroclipboard/zeroclipboard/").
	 *
	 * @returns the domain
	 * @private
	 */
	var _extractDomain = function(originOrUrl) {
		if (originOrUrl == null || originOrUrl === "") {
			return null;
		}
		originOrUrl = originOrUrl.replace(/^\s+|\s+$/g, "");
		if (originOrUrl === "") {
			return null;
		}
		var protocolIndex = originOrUrl.indexOf("//");
		originOrUrl = protocolIndex === -1 ? originOrUrl : originOrUrl.slice(protocolIndex + 2);
		var pathIndex = originOrUrl.indexOf("/");
		originOrUrl = pathIndex === -1 ? originOrUrl : protocolIndex === -1 || pathIndex === 0 ? null : originOrUrl.slice(0, pathIndex);
		if (originOrUrl && originOrUrl.slice(-4).toLowerCase() === ".swf") {
			return null;
		}
		return originOrUrl || null;
	};
	/**
	 * Set `allowScriptAccess` based on `trustedDomains` and `window.location.host` vs. `swfPath`.
	 *
	 * @returns The appropriate script access level.
	 * @private
	 */
	var _determineScriptAccess = function() {
		var _extractAllDomains = function(origins) {
			var i, len, tmp, resultsArray = [];
			if (typeof origins === "string") {
				origins = [origins];
			}
			if (!(typeof origins === "object" && origins && typeof origins.length === "number")) {
				return resultsArray;
			}
			for (i = 0, len = origins.length; i < len; i++) {
				if (_hasOwn.call(origins, i) && (tmp = _extractDomain(origins[i]))) {
					if (tmp === "*") {
						resultsArray.length = 0;
						resultsArray.push("*");
						break;
					}
					if (resultsArray.indexOf(tmp) === -1) {
						resultsArray.push(tmp);
					}
				}
			}
			return resultsArray;
		};
		return function(currentDomain, configOptions) {
			var swfDomain = _extractDomain(configOptions.swfPath);
			if (swfDomain === null) {
				swfDomain = currentDomain;
			}
			var trustedDomains = _extractAllDomains(configOptions.trustedDomains);
			var len = trustedDomains.length;
			if (len > 0) {
				if (len === 1 && trustedDomains[0] === "*") {
					return "always";
				}
				if (trustedDomains.indexOf(currentDomain) !== -1) {
					if (len === 1 && currentDomain === swfDomain) {
						return "sameDomain";
					}
					return "always";
				}
			}
			return "never";
		};
	}();
	/**
	 * Get the currently active/focused DOM element.
	 *
	 * @returns the currently active/focused element, or `null`
	 * @private
	 */
	var _safeActiveElement = function() {
		try {
			return _document.activeElement;
		} catch (err) {
			return null;
		}
	};
	/**
	 * Add a class to an element, if it doesn't already have it.
	 *
	 * @returns The element, with its new class added.
	 * @private
	 */
	var _addClass = function(element, value) {
		var c, cl, className, classNames = [];
		if (typeof value === "string" && value) {
			classNames = value.split(/\s+/);
		}
		if (element && element.nodeType === 1 && classNames.length > 0) {
			className = (" " + (element.className || "") + " ").replace(/[\t\r\n\f]/g, " ");
			for (c = 0, cl = classNames.length; c < cl; c++) {
				if (className.indexOf(" " + classNames[c] + " ") === -1) {
					className += classNames[c] + " ";
				}
			}
			className = className.replace(/^\s+|\s+$/g, "");
			if (className !== element.className) {
				element.className = className;
			}
		}
		return element;
	};
	/**
	 * Remove a class from an element, if it has it.
	 *
	 * @returns The element, with its class removed.
	 * @private
	 */
	var _removeClass = function(element, value) {
		var c, cl, className, classNames = [];
		if (typeof value === "string" && value) {
			classNames = value.split(/\s+/);
		}
		if (element && element.nodeType === 1 && classNames.length > 0) {
			if (element.className) {
				className = (" " + element.className + " ").replace(/[\t\r\n\f]/g, " ");
				for (c = 0, cl = classNames.length; c < cl; c++) {
					className = className.replace(" " + classNames[c] + " ", " ");
				}
				className = className.replace(/^\s+|\s+$/g, "");
				if (className !== element.className) {
					element.className = className;
				}
			}
		}
		return element;
	};
	/**
	 * Attempt to interpret the element's CSS styling. If `prop` is `"cursor"`,
	 * then we assume that it should be a hand ("pointer") cursor if the element
	 * is an anchor element ("a" tag).
	 *
	 * @returns The computed style property.
	 * @private
	 */
	var _getStyle = function(el, prop) {
		var value = _getComputedStyle(el, null).getPropertyValue(prop);
		if (prop === "cursor") {
			if (!value || value === "auto") {
				if (el.nodeName === "A") {
					return "pointer";
				}
			}
		}
		return value;
	};
	/**
	 * Get the absolutely positioned coordinates of a DOM element.
	 *
	 * @returns Object containing the element's position, width, and height.
	 * @private
	 */
	var _getElementPosition = function(el) {
		var pos = {
			left: 0,
			top: 0,
			width: 0,
			height: 0
		};
		if (el.getBoundingClientRect) {
			var elRect = el.getBoundingClientRect();
			var pageXOffset = _window.pageXOffset;
			var pageYOffset = _window.pageYOffset;
			var leftBorderWidth = _document.documentElement.clientLeft || 0;
			var topBorderWidth = _document.documentElement.clientTop || 0;
			var leftBodyOffset = 0;
			var topBodyOffset = 0;
			if (_getStyle(_document.body, "position") === "relative") {
				var bodyRect = _document.body.getBoundingClientRect();
				var htmlRect = _document.documentElement.getBoundingClientRect();
				leftBodyOffset = bodyRect.left - htmlRect.left || 0;
				topBodyOffset = bodyRect.top - htmlRect.top || 0;
			}
			pos.left = elRect.left + pageXOffset - leftBorderWidth - leftBodyOffset;
			pos.top = elRect.top + pageYOffset - topBorderWidth - topBodyOffset;
			pos.width = "width" in elRect ? elRect.width : elRect.right - elRect.left;
			pos.height = "height" in elRect ? elRect.height : elRect.bottom - elRect.top;
		}
		return pos;
	};
	/**
	 * Determine is an element is visible somewhere within the document (page).
	 *
	 * @returns Boolean
	 * @private
	 */
	var _isElementVisible = function(el) {
		if (!el) {
			return false;
		}
		var styles = _getComputedStyle(el, null);
		if (!styles) {
			return false;
		}
		var hasCssHeight = _parseFloat(styles.height) > 0;
		var hasCssWidth = _parseFloat(styles.width) > 0;
		var hasCssTop = _parseFloat(styles.top) >= 0;
		var hasCssLeft = _parseFloat(styles.left) >= 0;
		var cssKnows = hasCssHeight && hasCssWidth && hasCssTop && hasCssLeft;
		var rect = cssKnows ? null : _getElementPosition(el);
		var isVisible = styles.display !== "none" && styles.visibility !== "collapse" && (cssKnows || !!rect && (hasCssHeight || rect.height > 0) && (hasCssWidth || rect.width > 0) && (hasCssTop || rect.top >= 0) && (hasCssLeft || rect.left >= 0));
		return isVisible;
	};
	/**
	 * Clear all existing timeouts and interval polling delegates.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _clearTimeoutsAndPolling = function() {
		_clearTimeout(_flashCheckTimeout);
		_flashCheckTimeout = 0;
		_clearInterval(_swfFallbackCheckInterval);
		_swfFallbackCheckInterval = 0;
	};
	/**
	 * Reposition the Flash object to cover the currently activated element.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _reposition = function() {
		var htmlBridge;
		if (_currentElement && (htmlBridge = _getHtmlBridge(_flashState.bridge))) {
			var pos = _getElementPosition(_currentElement);
			_extend(htmlBridge.style, {
				width: pos.width + "px",
				height: pos.height + "px",
				top: pos.top + "px",
				left: pos.left + "px",
				zIndex: "" + _getSafeZIndex(_globalConfig.zIndex)
			});
		}
	};
	/**
	 * Sends a signal to the Flash object to display the hand cursor if `true`.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _setHandCursor = function(enabled) {
		if (_flashState.ready === true) {
			if (_flashState.bridge && typeof _flashState.bridge.setHandCursor === "function") {
				_flashState.bridge.setHandCursor(enabled);
			} else {
				_flashState.ready = false;
			}
		}
	};
	/**
	 * Get a safe value for `zIndex`
	 *
	 * @returns an integer, or "auto"
	 * @private
	 */
	var _getSafeZIndex = function(val) {
		if (/^(?:auto|inherit)$/.test(val)) {
			return val;
		}
		var zIndex;
		if (typeof val === "number" && !_isNaN(val)) {
			zIndex = val;
		} else if (typeof val === "string") {
			zIndex = _getSafeZIndex(_parseInt(val, 10));
		}
		return typeof zIndex === "number" ? zIndex : "auto";
	};
	/**
	 * Ensure OS-compliant line endings, i.e. "\r\n" on Windows, "\n" elsewhere
	 *
	 * @returns string
	 * @private
	 */
	var _fixLineEndings = function(content) {
		var replaceRegex = /(\r\n|\r|\n)/g;
		if (typeof content === "string" && _globalConfig.fixLineEndings === true) {
			if (_isWindows()) {
				if (/((^|[^\r])\n|\r([^\n]|$))/.test(content)) {
					content = content.replace(replaceRegex, "\r\n");
				}
			} else if (/\r/.test(content)) {
				content = content.replace(replaceRegex, "\n");
			}
		}
		return content;
	};
	/**
	 * Attempt to detect if ZeroClipboard is executing inside of a sandboxed iframe.
	 * If it is, Flash Player cannot be used, so ZeroClipboard is dead in the water.
	 *
	 * @see {@link http://lists.w3.org/Archives/Public/public-whatwg-archive/2014Dec/0002.html}
	 * @see {@link https://github.com/zeroclipboard/zeroclipboard/issues/511}
	 * @see {@link http://zeroclipboard.org/test-iframes.html}
	 *
	 * @returns `true` (is sandboxed), `false` (is not sandboxed), or `null` (uncertain)
	 * @private
	 */
	var _detectSandbox = function(doNotReassessFlashSupport) {
		var effectiveScriptOrigin, frame, frameError, previousState = _flashState.sandboxed,
			isSandboxed = null;
		doNotReassessFlashSupport = doNotReassessFlashSupport === true;
		if (_pageIsFramed === false) {
			isSandboxed = false;
		} else {
			try {
				frame = window.frameElement || null;
			} catch (e) {
				frameError = {
					name: e.name,
					message: e.message
				};
			}
			if (frame && frame.nodeType === 1 && frame.nodeName === "IFRAME") {
				try {
					isSandboxed = frame.hasAttribute("sandbox");
				} catch (e) {
					isSandboxed = null;
				}
			} else {
				try {
					effectiveScriptOrigin = document.domain || null;
				} catch (e) {
					effectiveScriptOrigin = null;
				}
				if (effectiveScriptOrigin === null || frameError && frameError.name === "SecurityError" && /(^|[\s\(\[@])sandbox(es|ed|ing|[\s\.,!\)\]@]|$)/.test(frameError.message.toLowerCase())) {
					isSandboxed = true;
				}
			}
		}
		_flashState.sandboxed = isSandboxed;
		if (previousState !== isSandboxed && !doNotReassessFlashSupport) {
			_detectFlashSupport(_ActiveXObject);
		}
		return isSandboxed;
	};
	/**
	 * Detect the Flash Player status, version, and plugin type.
	 *
	 * @see {@link https://code.google.com/p/doctype-mirror/wiki/ArticleDetectFlash#The_code}
	 * @see {@link http://stackoverflow.com/questions/12866060/detecting-pepper-ppapi-flash-with-javascript}
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _detectFlashSupport = function(ActiveXObject) {
		var plugin, ax, mimeType, hasFlash = false,
			isActiveX = false,
			isPPAPI = false,
			flashVersion = "";
		/**
		 * Derived from Apple's suggested sniffer.
		 * @param {String} desc e.g. "Shockwave Flash 7.0 r61"
		 * @returns {String} "7.0.61"
		 * @private
		 */
		function parseFlashVersion(desc) {
			var matches = desc.match(/[\d]+/g);
			matches.length = 3;
			return matches.join(".");
		}

		function isPepperFlash(flashPlayerFileName) {
			return !!flashPlayerFileName && (flashPlayerFileName = flashPlayerFileName.toLowerCase()) && (/^(pepflashplayer\.dll|libpepflashplayer\.so|pepperflashplayer\.plugin)$/.test(flashPlayerFileName) || flashPlayerFileName.slice(-13) === "chrome.plugin");
		}

		function inspectPlugin(plugin) {
			if (plugin) {
				hasFlash = true;
				if (plugin.version) {
					flashVersion = parseFlashVersion(plugin.version);
				}
				if (!flashVersion && plugin.description) {
					flashVersion = parseFlashVersion(plugin.description);
				}
				if (plugin.filename) {
					isPPAPI = isPepperFlash(plugin.filename);
				}
			}
		}
		if (_navigator.plugins && _navigator.plugins.length) {
			plugin = _navigator.plugins["Shockwave Flash"];
			inspectPlugin(plugin);
			if (_navigator.plugins["Shockwave Flash 2.0"]) {
				hasFlash = true;
				flashVersion = "2.0.0.11";
			}
		} else if (_navigator.mimeTypes && _navigator.mimeTypes.length) {
			mimeType = _navigator.mimeTypes["application/x-shockwave-flash"];
			plugin = mimeType && mimeType.enabledPlugin;
			inspectPlugin(plugin);
		} else if (typeof ActiveXObject !== "undefined") {
			isActiveX = true;
			try {
				ax = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
				hasFlash = true;
				flashVersion = parseFlashVersion(ax.GetVariable("$version"));
			} catch (e1) {
				try {
					ax = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
					hasFlash = true;
					flashVersion = "6.0.21";
				} catch (e2) {
					try {
						ax = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
						hasFlash = true;
						flashVersion = parseFlashVersion(ax.GetVariable("$version"));
					} catch (e3) {
						isActiveX = false;
					}
				}
			}
		}
		_flashState.disabled = hasFlash !== true;
		_flashState.outdated = flashVersion && _parseFloat(flashVersion) < _parseFloat(_minimumFlashVersion);
		_flashState.version = flashVersion || "0.0.0";
		_flashState.pluginType = isPPAPI ? "pepper" : isActiveX ? "activex" : hasFlash ? "netscape" : "unknown";
	};
	/**
	 * Invoke the Flash detection algorithms immediately upon inclusion so we're not waiting later.
	 */
	_detectFlashSupport(_ActiveXObject);
	/**
	 * Always assess the `sandboxed` state of the page at important Flash-related moments.
	 */
	_detectSandbox(true);
	/**
	 * A shell constructor for `ZeroClipboard` client instances.
	 *
	 * @constructor
	 */
	var ZeroClipboard = function() {
		if (!(this instanceof ZeroClipboard)) {
			return new ZeroClipboard();
		}
		if (typeof ZeroClipboard._createClient === "function") {
			ZeroClipboard._createClient.apply(this, _args(arguments));
		}
	};
	/**
	 * The ZeroClipboard library's version number.
	 *
	 * @static
	 * @readonly
	 * @property {string}
	 */
	_defineProperty(ZeroClipboard, "version", {
		value: "2.3.0-beta.1",
		writable: false,
		configurable: true,
		enumerable: true
	});
	/**
	 * Update or get a copy of the ZeroClipboard global configuration.
	 * Returns a copy of the current/updated configuration.
	 *
	 * @returns Object
	 * @static
	 */
	ZeroClipboard.config = function() {
		return _config.apply(this, _args(arguments));
	};
	/**
	 * Diagnostic method that describes the state of the browser, Flash Player, and ZeroClipboard.
	 *
	 * @returns Object
	 * @static
	 */
	ZeroClipboard.state = function() {
		return _state.apply(this, _args(arguments));
	};
	/**
	 * Check if Flash is unusable for any reason: disabled, outdated, deactivated, etc.
	 *
	 * @returns Boolean
	 * @static
	 */
	ZeroClipboard.isFlashUnusable = function() {
		return _isFlashUnusable.apply(this, _args(arguments));
	};
	/**
	 * Register an event listener.
	 *
	 * @returns `ZeroClipboard`
	 * @static
	 */
	ZeroClipboard.on = function() {
		return _on.apply(this, _args(arguments));
	};
	/**
	 * Unregister an event listener.
	 * If no `listener` function/object is provided, it will unregister all listeners for the provided `eventType`.
	 * If no `eventType` is provided, it will unregister all listeners for every event type.
	 *
	 * @returns `ZeroClipboard`
	 * @static
	 */
	ZeroClipboard.off = function() {
		return _off.apply(this, _args(arguments));
	};
	/**
	 * Retrieve event listeners for an `eventType`.
	 * If no `eventType` is provided, it will retrieve all listeners for every event type.
	 *
	 * @returns array of listeners for the `eventType`; if no `eventType`, then a map/hash object of listeners for all event types; or `null`
	 */
	ZeroClipboard.handlers = function() {
		return _listeners.apply(this, _args(arguments));
	};
	/**
	 * Event emission receiver from the Flash object, forwarding to any registered JavaScript event listeners.
	 *
	 * @returns For the "copy" event, returns the Flash-friendly "clipData" object; otherwise `undefined`.
	 * @static
	 */
	ZeroClipboard.emit = function() {
		return _emit.apply(this, _args(arguments));
	};
	/**
	 * Create and embed the Flash object.
	 *
	 * @returns The Flash object
	 * @static
	 */
	ZeroClipboard.create = function() {
		return _create.apply(this, _args(arguments));
	};
	/**
	 * Self-destruct and clean up everything, including the embedded Flash object.
	 *
	 * @returns `undefined`
	 * @static
	 */
	ZeroClipboard.destroy = function() {
		return _destroy.apply(this, _args(arguments));
	};
	/**
	 * Set the pending data for clipboard injection.
	 *
	 * @returns `undefined`
	 * @static
	 */
	ZeroClipboard.setData = function() {
		return _setData.apply(this, _args(arguments));
	};
	/**
	 * Clear the pending data for clipboard injection.
	 * If no `format` is provided, all pending data formats will be cleared.
	 *
	 * @returns `undefined`
	 * @static
	 */
	ZeroClipboard.clearData = function() {
		return _clearData.apply(this, _args(arguments));
	};
	/**
	 * Get a copy of the pending data for clipboard injection.
	 * If no `format` is provided, a copy of ALL pending data formats will be returned.
	 *
	 * @returns `String` or `Object`
	 * @static
	 */
	ZeroClipboard.getData = function() {
		return _getData.apply(this, _args(arguments));
	};
	/**
	 * Sets the current HTML object that the Flash object should overlay. This will put the global
	 * Flash object on top of the current element; depending on the setup, this may also set the
	 * pending clipboard text data as well as the Flash object's wrapping element's title attribute
	 * based on the underlying HTML element and ZeroClipboard configuration.
	 *
	 * @returns `undefined`
	 * @static
	 */
	ZeroClipboard.focus = ZeroClipboard.activate = function() {
		return _focus.apply(this, _args(arguments));
	};
	/**
	 * Un-overlays the Flash object. This will put the global Flash object off-screen; depending on
	 * the setup, this may also unset the Flash object's wrapping element's title attribute based on
	 * the underlying HTML element and ZeroClipboard configuration.
	 *
	 * @returns `undefined`
	 * @static
	 */
	ZeroClipboard.blur = ZeroClipboard.deactivate = function() {
		return _blur.apply(this, _args(arguments));
	};
	/**
	 * Returns the currently focused/"activated" HTML element that the Flash object is wrapping.
	 *
	 * @returns `HTMLElement` or `null`
	 * @static
	 */
	ZeroClipboard.activeElement = function() {
		return _activeElement.apply(this, _args(arguments));
	};
	/**
	 * Keep track of the ZeroClipboard client instance counter.
	 */
	var _clientIdCounter = 0;
	/**
	 * Keep track of the state of the client instances.
	 *
	 * Entry structure:
	 *   _clientMeta[client.id] = {
	 *     instance: client,
	 *     elements: [],
	 *     handlers: {}
	 *   };
	 */
	var _clientMeta = {};
	/**
	 * Keep track of the ZeroClipboard clipped elements counter.
	 */
	var _elementIdCounter = 0;
	/**
	 * Keep track of the state of the clipped element relationships to clients.
	 *
	 * Entry structure:
	 *   _elementMeta[element.zcClippingId] = [client1.id, client2.id];
	 */
	var _elementMeta = {};
	/**
	 * Keep track of the state of the mouse event handlers for clipped elements.
	 *
	 * Entry structure:
	 *   _mouseHandlers[element.zcClippingId] = {
	 *     mouseover:  function(event) {},
	 *     mouseout:   function(event) {},
	 *     mouseenter: function(event) {},
	 *     mouseleave: function(event) {},
	 *     mousemove:  function(event) {}
	 *   };
	 */
	var _mouseHandlers = {};
	/**
	 * Extending the ZeroClipboard configuration defaults for the Client module.
	 */
	_extend(_globalConfig, {
		autoActivate: true
	});
	/**
	 * The real constructor for `ZeroClipboard` client instances.
	 * @private
	 */
	var _clientConstructor = function(elements) {
		var client = this;
		client.id = "" + _clientIdCounter++;
		_clientMeta[client.id] = {
			instance: client,
			elements: [],
			handlers: {}
		};
		if (elements) {
			client.clip(elements);
		}
		ZeroClipboard.on("*", function(event) {
			return client.emit(event);
		});
		ZeroClipboard.on("destroy", function() {
			client.destroy();
		});
		ZeroClipboard.create();
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.on`.
	 * @private
	 */
	var _clientOn = function(eventType, listener) {
		var i, len, events, added = {},
			meta = _clientMeta[this.id],
			handlers = meta && meta.handlers;
		if (!meta) {
			throw new Error("Attempted to add new listener(s) to a destroyed ZeroClipboard client instance");
		}
		if (typeof eventType === "string" && eventType) {
			events = eventType.toLowerCase().split(/\s+/);
		} else if (typeof eventType === "object" && eventType && typeof listener === "undefined") {
			for (i in eventType) {
				if (_hasOwn.call(eventType, i) && typeof i === "string" && i && typeof eventType[i] === "function") {
					this.on(i, eventType[i]);
				}
			}
		}
		if (events && events.length) {
			for (i = 0, len = events.length; i < len; i++) {
				eventType = events[i].replace(/^on/, "");
				added[eventType] = true;
				if (!handlers[eventType]) {
					handlers[eventType] = [];
				}
				handlers[eventType].push(listener);
			}
			if (added.ready && _flashState.ready) {
				this.emit({
					type: "ready",
					client: this
				});
			}
			if (added.error) {
				for (i = 0, len = _flashStateErrorNames.length; i < len; i++) {
					if (_flashState[_flashStateErrorNames[i].replace(/^flash-/, "")]) {
						this.emit({
							type: "error",
							name: _flashStateErrorNames[i],
							client: this
						});
						break;
					}
				}
				if (_zcSwfVersion !== undefined && ZeroClipboard.version !== _zcSwfVersion) {
					this.emit({
						type: "error",
						name: "version-mismatch",
						jsVersion: ZeroClipboard.version,
						swfVersion: _zcSwfVersion
					});
				}
			}
		}
		return this;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.off`.
	 * @private
	 */
	var _clientOff = function(eventType, listener) {
		var i, len, foundIndex, events, perEventHandlers, meta = _clientMeta[this.id],
			handlers = meta && meta.handlers;
		if (!handlers) {
			return this;
		}
		if (arguments.length === 0) {
			events = _keys(handlers);
		} else if (typeof eventType === "string" && eventType) {
			events = eventType.split(/\s+/);
		} else if (typeof eventType === "object" && eventType && typeof listener === "undefined") {
			for (i in eventType) {
				if (_hasOwn.call(eventType, i) && typeof i === "string" && i && typeof eventType[i] === "function") {
					this.off(i, eventType[i]);
				}
			}
		}
		if (events && events.length) {
			for (i = 0, len = events.length; i < len; i++) {
				eventType = events[i].toLowerCase().replace(/^on/, "");
				perEventHandlers = handlers[eventType];
				if (perEventHandlers && perEventHandlers.length) {
					if (listener) {
						foundIndex = perEventHandlers.indexOf(listener);
						while (foundIndex !== -1) {
							perEventHandlers.splice(foundIndex, 1);
							foundIndex = perEventHandlers.indexOf(listener, foundIndex);
						}
					} else {
						perEventHandlers.length = 0;
					}
				}
			}
		}
		return this;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.handlers`.
	 * @private
	 */
	var _clientListeners = function(eventType) {
		var copy = null,
			handlers = _clientMeta[this.id] && _clientMeta[this.id].handlers;
		if (handlers) {
			if (typeof eventType === "string" && eventType) {
				copy = handlers[eventType] ? handlers[eventType].slice(0) : [];
			} else {
				copy = _deepCopy(handlers);
			}
		}
		return copy;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.emit`.
	 * @private
	 */
	var _clientEmit = function(event) {
		if (_clientShouldEmit.call(this, event)) {
			if (typeof event === "object" && event && typeof event.type === "string" && event.type) {
				event = _extend({}, event);
			}
			var eventCopy = _extend({}, _createEvent(event), {
				client: this
			});
			_clientDispatchCallbacks.call(this, eventCopy);
		}
		return this;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.clip`.
	 * @private
	 */
	var _clientClip = function(elements) {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to clip element(s) to a destroyed ZeroClipboard client instance");
		}
		elements = _prepClip(elements);
		for (var i = 0; i < elements.length; i++) {
			if (_hasOwn.call(elements, i) && elements[i] && elements[i].nodeType === 1) {
				if (!elements[i].zcClippingId) {
					elements[i].zcClippingId = "zcClippingId_" + _elementIdCounter++;
					_elementMeta[elements[i].zcClippingId] = [this.id];
					if (_globalConfig.autoActivate === true) {
						_addMouseHandlers(elements[i]);
					}
				} else if (_elementMeta[elements[i].zcClippingId].indexOf(this.id) === -1) {
					_elementMeta[elements[i].zcClippingId].push(this.id);
				}
				var clippedElements = _clientMeta[this.id] && _clientMeta[this.id].elements;
				if (clippedElements.indexOf(elements[i]) === -1) {
					clippedElements.push(elements[i]);
				}
			}
		}
		return this;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.unclip`.
	 * @private
	 */
	var _clientUnclip = function(elements) {
		var meta = _clientMeta[this.id];
		if (!meta) {
			return this;
		}
		var clippedElements = meta.elements;
		var arrayIndex;
		if (typeof elements === "undefined") {
			elements = clippedElements.slice(0);
		} else {
			elements = _prepClip(elements);
		}
		for (var i = elements.length; i--;) {
			if (_hasOwn.call(elements, i) && elements[i] && elements[i].nodeType === 1) {
				arrayIndex = 0;
				while ((arrayIndex = clippedElements.indexOf(elements[i], arrayIndex)) !== -1) {
					clippedElements.splice(arrayIndex, 1);
				}
				var clientIds = _elementMeta[elements[i].zcClippingId];
				if (clientIds) {
					arrayIndex = 0;
					while ((arrayIndex = clientIds.indexOf(this.id, arrayIndex)) !== -1) {
						clientIds.splice(arrayIndex, 1);
					}
					if (clientIds.length === 0) {
						if (_globalConfig.autoActivate === true) {
							_removeMouseHandlers(elements[i]);
						}
						delete elements[i].zcClippingId;
					}
				}
			}
		}
		return this;
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.elements`.
	 * @private
	 */
	var _clientElements = function() {
		var meta = _clientMeta[this.id];
		return meta && meta.elements ? meta.elements.slice(0) : [];
	};
	/**
	 * The underlying implementation of `ZeroClipboard.Client.prototype.destroy`.
	 * @private
	 */
	var _clientDestroy = function() {
		if (!_clientMeta[this.id]) {
			return;
		}
		this.unclip();
		this.off();
		delete _clientMeta[this.id];
	};
	/**
	 * Inspect an Event to see if the Client (`this`) should honor it for emission.
	 * @private
	 */
	var _clientShouldEmit = function(event) {
		if (!(event && event.type)) {
			return false;
		}
		if (event.client && event.client !== this) {
			return false;
		}
		var meta = _clientMeta[this.id];
		var clippedEls = meta && meta.elements;
		var hasClippedEls = !!clippedEls && clippedEls.length > 0;
		var goodTarget = !event.target || hasClippedEls && clippedEls.indexOf(event.target) !== -1;
		var goodRelTarget = event.relatedTarget && hasClippedEls && clippedEls.indexOf(event.relatedTarget) !== -1;
		var goodClient = event.client && event.client === this;
		if (!meta || !(goodTarget || goodRelTarget || goodClient)) {
			return false;
		}
		return true;
	};
	/**
	 * Handle the actual dispatching of events to a client instance.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _clientDispatchCallbacks = function(event) {
		var meta = _clientMeta[this.id];
		if (!(typeof event === "object" && event && event.type && meta)) {
			return;
		}
		var async = _shouldPerformAsync(event);
		var wildcardTypeHandlers = meta && meta.handlers["*"] || [];
		var specificTypeHandlers = meta && meta.handlers[event.type] || [];
		var handlers = wildcardTypeHandlers.concat(specificTypeHandlers);
		if (handlers && handlers.length) {
			var i, len, func, context, eventCopy, originalContext = this;
			for (i = 0, len = handlers.length; i < len; i++) {
				func = handlers[i];
				context = originalContext;
				if (typeof func === "string" && typeof _window[func] === "function") {
					func = _window[func];
				}
				if (typeof func === "object" && func && typeof func.handleEvent === "function") {
					context = func;
					func = func.handleEvent;
				}
				if (typeof func === "function") {
					eventCopy = _extend({}, event);
					_dispatchCallback(func, context, [eventCopy], async);
				}
			}
		}
	};
	/**
	 * Prepares the elements for clipping/unclipping.
	 *
	 * @returns An Array of elements.
	 * @private
	 */
	var _prepClip = function(elements) {
		if (typeof elements === "string") {
			elements = [];
		}
		return typeof elements.length !== "number" ? [elements] : elements;
	};
	/**
	 * Add a `mouseover` handler function for a clipped element.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _addMouseHandlers = function(element) {
		if (!(element && element.nodeType === 1)) {
			return;
		}
		var _suppressMouseEvents = function(event) {
			if (!(event || (event = _window.event))) {
				return;
			}
			if (event._source !== "js") {
				event.stopImmediatePropagation();
				event.preventDefault();
			}
			delete event._source;
		};
		var _elementMouseOver = function(event) {
			if (!(event || (event = _window.event))) {
				return;
			}
			_suppressMouseEvents(event);
			ZeroClipboard.focus(element);
		};
		element.addEventListener("mouseover", _elementMouseOver, false);
		element.addEventListener("mouseout", _suppressMouseEvents, false);
		element.addEventListener("mouseenter", _suppressMouseEvents, false);
		element.addEventListener("mouseleave", _suppressMouseEvents, false);
		element.addEventListener("mousemove", _suppressMouseEvents, false);
		_mouseHandlers[element.zcClippingId] = {
			mouseover: _elementMouseOver,
			mouseout: _suppressMouseEvents,
			mouseenter: _suppressMouseEvents,
			mouseleave: _suppressMouseEvents,
			mousemove: _suppressMouseEvents
		};
	};
	/**
	 * Remove a `mouseover` handler function for a clipped element.
	 *
	 * @returns `undefined`
	 * @private
	 */
	var _removeMouseHandlers = function(element) {
		if (!(element && element.nodeType === 1)) {
			return;
		}
		var mouseHandlers = _mouseHandlers[element.zcClippingId];
		if (!(typeof mouseHandlers === "object" && mouseHandlers)) {
			return;
		}
		var key, val, mouseEvents = ["move", "leave", "enter", "out", "over"];
		for (var i = 0, len = mouseEvents.length; i < len; i++) {
			key = "mouse" + mouseEvents[i];
			val = mouseHandlers[key];
			if (typeof val === "function") {
				element.removeEventListener(key, val, false);
			}
		}
		delete _mouseHandlers[element.zcClippingId];
	};
	/**
	 * Creates a new ZeroClipboard client instance.
	 * Optionally, auto-`clip` an element or collection of elements.
	 *
	 * @constructor
	 */
	ZeroClipboard._createClient = function() {
		_clientConstructor.apply(this, _args(arguments));
	};
	/**
	 * Register an event listener to the client.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.on = function() {
		return _clientOn.apply(this, _args(arguments));
	};
	/**
	 * Unregister an event handler from the client.
	 * If no `listener` function/object is provided, it will unregister all handlers for the provided `eventType`.
	 * If no `eventType` is provided, it will unregister all handlers for every event type.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.off = function() {
		return _clientOff.apply(this, _args(arguments));
	};
	/**
	 * Retrieve event listeners for an `eventType` from the client.
	 * If no `eventType` is provided, it will retrieve all listeners for every event type.
	 *
	 * @returns array of listeners for the `eventType`; if no `eventType`, then a map/hash object of listeners for all event types; or `null`
	 */
	ZeroClipboard.prototype.handlers = function() {
		return _clientListeners.apply(this, _args(arguments));
	};
	/**
	 * Event emission receiver from the Flash object for this client's registered JavaScript event listeners.
	 *
	 * @returns For the "copy" event, returns the Flash-friendly "clipData" object; otherwise `undefined`.
	 */
	ZeroClipboard.prototype.emit = function() {
		return _clientEmit.apply(this, _args(arguments));
	};
	/**
	 * Register clipboard actions for new element(s) to the client.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.clip = function() {
		return _clientClip.apply(this, _args(arguments));
	};
	/**
	 * Unregister the clipboard actions of previously registered element(s) on the page.
	 * If no elements are provided, ALL registered elements will be unregistered.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.unclip = function() {
		return _clientUnclip.apply(this, _args(arguments));
	};
	/**
	 * Get all of the elements to which this client is clipped.
	 *
	 * @returns array of clipped elements
	 */
	ZeroClipboard.prototype.elements = function() {
		return _clientElements.apply(this, _args(arguments));
	};
	/**
	 * Self-destruct and clean up everything for a single client.
	 * This will NOT destroy the embedded Flash object.
	 *
	 * @returns `undefined`
	 */
	ZeroClipboard.prototype.destroy = function() {
		return _clientDestroy.apply(this, _args(arguments));
	};
	/**
	 * Stores the pending plain text to inject into the clipboard.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.setText = function(text) {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to set pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		ZeroClipboard.setData("text/plain", text);
		return this;
	};
	/**
	 * Stores the pending HTML text to inject into the clipboard.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.setHtml = function(html) {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to set pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		ZeroClipboard.setData("text/html", html);
		return this;
	};
	/**
	 * Stores the pending rich text (RTF) to inject into the clipboard.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.setRichText = function(richText) {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to set pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		ZeroClipboard.setData("application/rtf", richText);
		return this;
	};
	/**
	 * Stores the pending data to inject into the clipboard.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.setData = function() {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to set pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		ZeroClipboard.setData.apply(this, _args(arguments));
		return this;
	};
	/**
	 * Clears the pending data to inject into the clipboard.
	 * If no `format` is provided, all pending data formats will be cleared.
	 *
	 * @returns `this`
	 */
	ZeroClipboard.prototype.clearData = function() {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to clear pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		ZeroClipboard.clearData.apply(this, _args(arguments));
		return this;
	};
	/**
	 * Gets a copy of the pending data to inject into the clipboard.
	 * If no `format` is provided, a copy of ALL pending data formats will be returned.
	 *
	 * @returns `String` or `Object`
	 */
	ZeroClipboard.prototype.getData = function() {
		if (!_clientMeta[this.id]) {
			throw new Error("Attempted to get pending clipboard data from a destroyed ZeroClipboard client instance");
		}
		return ZeroClipboard.getData.apply(this, _args(arguments));
	};
	if (typeof define === "function" && define.amd) {
		define(function() {
			return ZeroClipboard;
		});
	} else if (typeof module === "object" && module && typeof module.exports === "object" && module.exports) {
		module.exports = ZeroClipboard;
	} else {
		window.ZeroClipboard = ZeroClipboard;
	}
})(function() {
	return this || window;
}());
